apache: add a variable to customize the server-status host

CHANGELOG.md

@@ -12,6 +12,7 @@ The **patch** part changes incrementally at each release.
 
 ### Added
 * apache: add server status suffix in VHost (and default site) if missing
+* apache: add a variable to customize the server-status host
 * apt: add a script to manage packages with "hold" mark
 * etc-git: gitignore /etc/letsencrypt/.certbot.lock
 * evomaintenance: make hooks configurable

apache/defaults/main.yml

@@ -19,3 +19,5 @@ apache_munin_include: True
 
 general_alert_email: "root@localhost"
 log2mail_alert_email: Null
+
+apache_serverstatus_host: 127.0.0.1

apache/tasks/server_status.yml

@@ -62,7 +62,8 @@
 - name: apache-status URL is configured for Munin
   lineinfile:
     dest: /etc/munin/plugin-conf.d/munin-node
-    line: "env.url http://127.0.0.1/server-status-{{ apache_serverstatus_suffix }}?auto"
-    regexp: "env.url http://127.0.0.1/server-status"
+    line: "env.url http://{{ apache_serverstatus_host }}/server-status-{{ apache_serverstatus_suffix }}?auto"
+    regexp: 'env.url http://[^\\/]+/server-status'
     insertafter: "[apache_*]"
     create: no
+  notify: restart munin-node